
Raman FTIR Overall Comparison

Plastic Particles & False Positives
Particles identified as spiked plastic particles or spiked false positives are pooled and analyzed in the following section. Particles that were not chemically identified or labeled as unidentifiable are excluded.
Total


Plastic Particles Only
Only particles that were identified as spiked plastic particles are analyzed in the following section.
Total


False Positives Only
Only particles that were identified as spiked false positive particles are analyzed in the following section.
Total


Incorrect ID’s or Undentifiable Particles
Particles that were incorrectly identified or labeled as unidentifiable are analyzed below.
>500 µm Blue Fragment PS
|
Matrix
|
Lab ID
|
Reported Chemical ID
|
True Chemical ID
|
Chemical ID Result
|
Number of Particles
|
Proportion
|
|
Clean Water
|
CC
|
Inconclusive
|
PS
|
Incorrect
|
1
|
1
|
|
Clean Water
|
Q
|
polyethylene
|
PS
|
Incorrect
|
1
|
1
|
>500 µm Clear Sphere PS
|
Matrix
|
Lab ID
|
Reported Chemical ID
|
True Chemical ID
|
Chemical ID Result
|
Number of Particles
|
Proportion
|
|
Sediment
|
D
|
Wool
|
PS
|
Incorrect
|
1
|
1
|
|
Clean Water
|
H
|
PE
|
PS
|
Incorrect
|
1
|
1
|
>500 µm Green Sphere PE
|
Matrix
|
Lab ID
|
Reported Chemical ID
|
True Chemical ID
|
Chemical ID Result
|
Number of Particles
|
Proportion
|
|
Clean Water
|
C
|
POTASSIUM TETRABROMOAURATE
|
PE
|
Incorrect
|
2
|
1
|
|
Clean Water
|
C
|
POTASSIUM TETRABROMOAURATE(low matching degree)
|
PE
|
Incorrect
|
9
|
1
|
|
Clean Water
|
C
|
tetratetracontane
|
PE
|
Incorrect
|
6
|
1
|
|
Dirty Water
|
C
|
potassium hexafluorophosphate(low matching degree)
|
PE
|
Incorrect
|
4
|
1
|
|
Clean Water
|
CC
|
Inconclusive
|
PE
|
Incorrect
|
1
|
1
|
|
Sediment
|
D
|
Cotton
|
PE
|
Incorrect
|
1
|
1
|
|
Sediment
|
D
|
Polystyrene
|
PE
|
Incorrect
|
4
|
1
|
|
Sediment
|
D
|
Wool
|
PE
|
Incorrect
|
1
|
1
|
>500 µm Red Fiber cotton
|
Matrix
|
Lab ID
|
Reported Chemical ID
|
True Chemical ID
|
Chemical ID Result
|
Number of Particles
|
Proportion
|
|
Clean Water
|
C
|
NITROANLINE(low matching degree)
|
cotton
|
Incorrect
|
1
|
1
|
|
Clean Water
|
H
|
PET
|
cotton
|
Incorrect
|
33
|
1
|
|
Clean Water
|
S
|
No match found
|
cotton
|
Incorrect
|
1
|
1
|
>500 µm White Fiber bunny fur
|
Matrix
|
Lab ID
|
Reported Chemical ID
|
True Chemical ID
|
Chemical ID Result
|
Number of Particles
|
Proportion
|
|
Clean Water
|
C
|
DICHLOROPHTHALIC ACID(low matching degree)
|
bunny fur
|
Incorrect
|
1
|
1
|
|
Clean Water
|
C
|
NITROANLINE(low matching degree)
|
bunny fur
|
Incorrect
|
3
|
1
|
|
Clean Water
|
C
|
PET
|
bunny fur
|
Incorrect
|
1
|
1
|
|
Clean Water
|
C
|
VICTORIA PURE BLUE BO(low matching degree)
|
bunny fur
|
Incorrect
|
1
|
1
|
>500 µm White Fiber cellulose
|
Matrix
|
Lab ID
|
Reported Chemical ID
|
True Chemical ID
|
Chemical ID Result
|
Number of Particles
|
Proportion
|
|
Clean Water
|
C
|
hydrochloride(low matching degree)
|
cellulose
|
Incorrect
|
1
|
1
|
|
Clean Water
|
C
|
naphthaleneethanol(low matching degree)
|
cellulose
|
Incorrect
|
1
|
1
|
|
Clean Water
|
C
|
NITROANLINE(low matching degree)
|
cellulose
|
Incorrect
|
1
|
1
|
>500 µm White Fragment PET
|
Matrix
|
Lab ID
|
Reported Chemical ID
|
True Chemical ID
|
Chemical ID Result
|
Number of Particles
|
Proportion
|
|
Sediment
|
D
|
Inorganic
|
PET
|
Incorrect
|
3
|
1
|
|
Sediment
|
D
|
Polyethylene
|
PET
|
Incorrect
|
1
|
1
|
>500 µm White Sphere PE
|
Matrix
|
Lab ID
|
Reported Chemical ID
|
True Chemical ID
|
Chemical ID Result
|
Number of Particles
|
Proportion
|
|
Clean Water
|
C
|
tetratetracontane
|
PE
|
Incorrect
|
16
|
1
|
|
Sediment
|
D
|
Cotton
|
PE
|
Incorrect
|
3
|
1
|
|
Sediment
|
D
|
Inorganic
|
PE
|
Incorrect
|
1
|
1
|
|
Sediment
|
D
|
Undetermined
|
PE
|
Incorrect
|
1
|
1
|
|
Sediment
|
D
|
Wool
|
PE
|
Incorrect
|
2
|
1
|
|
Clean Water
|
Q
|
polypropylene
|
PE
|
Incorrect
|
1
|
1
|
|
Clean Water
|
Q
|
unknown
|
PE
|
Incorrect
|
1
|
1
|
|
Clean Water
|
QQ
|
PS
|
PE
|
Incorrect
|
1
|
1
|
>500 µm White Sphere PS
|
Matrix
|
Lab ID
|
Reported Chemical ID
|
True Chemical ID
|
Chemical ID Result
|
Number of Particles
|
Proportion
|
|
Sediment
|
D
|
Polyethylene
|
PS
|
Incorrect
|
1
|
1
|
20-212 µm Orange Fiber PET
|
Matrix
|
Lab ID
|
Reported Chemical ID
|
True Chemical ID
|
Chemical ID Result
|
Number of Particles
|
Proportion
|
|
Clean Water
|
C
|
TRIETHOXYETHYLSILANE(low matching degree)
|
PET
|
Incorrect
|
1
|
1
|
|
Clean Water
|
S
|
No match found
|
PET
|
Incorrect
|
11
|
1
|
20-212 µm Red Fiber cotton
|
Matrix
|
Lab ID
|
Reported Chemical ID
|
True Chemical ID
|
Chemical ID Result
|
Number of Particles
|
Proportion
|
|
Clean Water
|
C
|
NITROANILINE(low matching degree)
|
cotton
|
Incorrect
|
5
|
1
|
|
Clean Water
|
C
|
NITROANLINE(low matching degree)
|
cotton
|
Incorrect
|
6
|
1
|
|
Clean Water
|
C
|
NITROPYPIDINE
|
cotton
|
Incorrect
|
1
|
1
|
|
Clean Water
|
C
|
NITROPYPIDINE(low matching degree)
|
cotton
|
Incorrect
|
3
|
1
|
|
Clean Water
|
H
|
PET
|
cotton
|
Incorrect
|
37
|
1
|
|
Clean Water
|
S
|
No match found
|
cotton
|
Incorrect
|
3
|
1
|
20-212 µm White Fiber bunny fur
|
Matrix
|
Lab ID
|
Reported Chemical ID
|
True Chemical ID
|
Chemical ID Result
|
Number of Particles
|
Proportion
|
|
Clean Water
|
C
|
DAVY REAGENT METHYL(low matching degree)
|
bunny fur
|
Incorrect
|
1
|
1
|
20-212 µm White Fragment PE
|
Matrix
|
Lab ID
|
Reported Chemical ID
|
True Chemical ID
|
Chemical ID Result
|
Number of Particles
|
Proportion
|
|
Clean Water
|
S
|
No match found
|
PE
|
Incorrect
|
1
|
1
|
20-212 µm White Fragment PET or PS
|
Matrix
|
Lab ID
|
Reported Chemical ID
|
True Chemical ID
|
Chemical ID Result
|
Number of Particles
|
Proportion
|
|
Clean Water
|
C
|
tetratetracontane
|
PET or PS
|
Incorrect
|
1
|
1
|
20-212 µm White Fragment PS or PET or PE
|
Matrix
|
Lab ID
|
Reported Chemical ID
|
True Chemical ID
|
Chemical ID Result
|
Number of Particles
|
Proportion
|
|
Clean Water
|
C
|
NITROETHANE
|
PS or PET or PE
|
Incorrect
|
1
|
1
|
|
Clean Water
|
C
|
tetratetracontane
|
PS or PET or PE
|
Incorrect
|
1
|
1
|
20-212 µm White Fragment PS or PVC or PET or PE
|
Matrix
|
Lab ID
|
Reported Chemical ID
|
True Chemical ID
|
Chemical ID Result
|
Number of Particles
|
Proportion
|
|
Clean Water
|
C
|
NITROPYPIDINE(low matching degree)
|
PS or PVC or PET or PE
|
Incorrect
|
1
|
1
|
20-212 µm White Fragment PVC
|
Matrix
|
Lab ID
|
Reported Chemical ID
|
True Chemical ID
|
Chemical ID Result
|
Number of Particles
|
Proportion
|
|
Clean Water
|
Q
|
polyvinylchloride
|
PVC
|
Incorrect
|
2
|
1
|
20-212 µm White Fragment shell
|
Matrix
|
Lab ID
|
Reported Chemical ID
|
True Chemical ID
|
Chemical ID Result
|
Number of Particles
|
Proportion
|
|
Clean Water
|
QQ
|
sodium carbonate
|
shell
|
Incorrect
|
1
|
1
|
20-212 µm White Sphere PET
|
Matrix
|
Lab ID
|
Reported Chemical ID
|
True Chemical ID
|
Chemical ID Result
|
Number of Particles
|
Proportion
|
|
Clean Water
|
QQ
|
PE
|
PET
|
Incorrect
|
1
|
1
|
20-250 µm Orange Fiber PET
|
Matrix
|
Lab ID
|
Reported Chemical ID
|
True Chemical ID
|
Chemical ID Result
|
Number of Particles
|
Proportion
|
|
Clean Water
|
CC
|
Inconclusive
|
PET
|
Incorrect
|
1
|
1
|
20-250 µm White Fragment PET
|
Matrix
|
Lab ID
|
Reported Chemical ID
|
True Chemical ID
|
Chemical ID Result
|
Number of Particles
|
Proportion
|
|
Clean Water
|
CC
|
Inconclusive
|
PET
|
Incorrect
|
1
|
1
|
20-250 µm White Fragment PS
|
Matrix
|
Lab ID
|
Reported Chemical ID
|
True Chemical ID
|
Chemical ID Result
|
Number of Particles
|
Proportion
|
|
Clean Water
|
CC
|
Inconclusive
|
PS
|
Incorrect
|
3
|
1
|
20-250 µm White Fragment PS or PVC or PET or PE
|
Matrix
|
Lab ID
|
Reported Chemical ID
|
True Chemical ID
|
Chemical ID Result
|
Number of Particles
|
Proportion
|
|
Clean Water
|
CC
|
Inconclusive
|
PS or PVC or PET or PE
|
Incorrect
|
2
|
1
|
20-250 µm White Fragment PVC
|
Matrix
|
Lab ID
|
Reported Chemical ID
|
True Chemical ID
|
Chemical ID Result
|
Number of Particles
|
Proportion
|
|
Clean Water
|
CC
|
Inconclusive
|
PVC
|
Incorrect
|
7
|
1
|
212-500 µm Green Sphere PE
|
Matrix
|
Lab ID
|
Reported Chemical ID
|
True Chemical ID
|
Chemical ID Result
|
Number of Particles
|
Proportion
|
|
Clean Water
|
C
|
POTASSIUM TETRABROMOAURATE(low matching degree)
|
PE
|
Incorrect
|
9
|
1
|
|
Sediment
|
D
|
Inorganic
|
PE
|
Incorrect
|
1
|
1
|
|
Clean Water
|
Q
|
polystyrene
|
PE
|
Incorrect
|
1
|
1
|
212-500 µm Orange Fiber PET
|
Matrix
|
Lab ID
|
Reported Chemical ID
|
True Chemical ID
|
Chemical ID Result
|
Number of Particles
|
Proportion
|
|
Clean Water
|
RR
|
unidentified
|
PET
|
Incorrect
|
4
|
1
|
|
Clean Water
|
S
|
No match found
|
PET
|
Incorrect
|
2
|
1
|
212-500 µm Red Fiber cotton
|
Matrix
|
Lab ID
|
Reported Chemical ID
|
True Chemical ID
|
Chemical ID Result
|
Number of Particles
|
Proportion
|
|
Clean Water
|
C
|
NITROANILINE(low matching degree)
|
cotton
|
Incorrect
|
3
|
1
|
|
Clean Water
|
C
|
NITROANLINE(low matching degree)
|
cotton
|
Incorrect
|
1
|
1
|
|
Clean Water
|
H
|
PET
|
cotton
|
Incorrect
|
64
|
1
|
|
Clean Water
|
RR
|
unidentified
|
cotton
|
Incorrect
|
2
|
1
|
212-500 µm White Fiber bunny fur
|
Matrix
|
Lab ID
|
Reported Chemical ID
|
True Chemical ID
|
Chemical ID Result
|
Number of Particles
|
Proportion
|
|
Clean Water
|
C
|
NITROANILINE(low matching degree)
|
bunny fur
|
Incorrect
|
3
|
1
|
|
Clean Water
|
C
|
NITROANLINE
|
bunny fur
|
Incorrect
|
1
|
1
|
|
Clean Water
|
C
|
NITROANLINE(low matching degree)
|
bunny fur
|
Incorrect
|
1
|
1
|
|
Clean Water
|
RR
|
unidentified
|
bunny fur
|
Incorrect
|
1
|
1
|
212-500 µm White Fragment PET
|
Matrix
|
Lab ID
|
Reported Chemical ID
|
True Chemical ID
|
Chemical ID Result
|
Number of Particles
|
Proportion
|
|
Clean Water
|
S
|
No match found
|
PET
|
Incorrect
|
1
|
1
|
212-500 µm White Fragment PET or PS
|
Matrix
|
Lab ID
|
Reported Chemical ID
|
True Chemical ID
|
Chemical ID Result
|
Number of Particles
|
Proportion
|
|
Clean Water
|
S
|
No match found
|
PET or PS
|
Incorrect
|
10
|
1
|
212-500 µm White Fragment PS
|
Matrix
|
Lab ID
|
Reported Chemical ID
|
True Chemical ID
|
Chemical ID Result
|
Number of Particles
|
Proportion
|
|
Clean Water
|
RR
|
Polyester
|
PS
|
Incorrect
|
1
|
1
|
|
Clean Water
|
S
|
No match found
|
PS
|
Incorrect
|
1
|
1
|
212-500 µm White Fragment PS or PET
|
Matrix
|
Lab ID
|
Reported Chemical ID
|
True Chemical ID
|
Chemical ID Result
|
Number of Particles
|
Proportion
|
|
Dirty Water
|
RR
|
unknown
|
PS or PET
|
Incorrect
|
1
|
1
|
212-500 µm White Fragment PS or PET or PE
|
Matrix
|
Lab ID
|
Reported Chemical ID
|
True Chemical ID
|
Chemical ID Result
|
Number of Particles
|
Proportion
|
|
Clean Water
|
C
|
tetratetracontane
|
PS or PET or PE
|
Incorrect
|
1
|
1
|
212-500 µm White Sphere PE
|
Matrix
|
Lab ID
|
Reported Chemical ID
|
True Chemical ID
|
Chemical ID Result
|
Number of Particles
|
Proportion
|
|
Clean Water
|
C
|
tetratetracontane
|
PE
|
Incorrect
|
27
|
1
|
|
Dirty Water
|
RR
|
unidentified
|
PE
|
Incorrect
|
1
|
1
|
250-500 µm Green Sphere PE
|
Matrix
|
Lab ID
|
Reported Chemical ID
|
True Chemical ID
|
Chemical ID Result
|
Number of Particles
|
Proportion
|
|
Clean Water
|
CC
|
Inconclusive
|
PE
|
Incorrect
|
2
|
1
|
250-500 µm Orange Fiber PET
|
Matrix
|
Lab ID
|
Reported Chemical ID
|
True Chemical ID
|
Chemical ID Result
|
Number of Particles
|
Proportion
|
|
Clean Water
|
CC
|
Cellulose
|
PET
|
Incorrect
|
1
|
1
|
250-500 µm White Fragment PS
|
Matrix
|
Lab ID
|
Reported Chemical ID
|
True Chemical ID
|
Chemical ID Result
|
Number of Particles
|
Proportion
|
|
Clean Water
|
CC
|
HDPE
|
PS
|
Incorrect
|
1
|
1
|
|
Clean Water
|
CC
|
PE
|
PS
|
Incorrect
|
1
|
1
|
End of Analysis.